| Image | Version | Key Features | |-------|---------|--------------| | x86_64_crb_linux-adventerprisek9-ms.bin | 17.12.1 | 64-bit, modern features | | i86bi_LinuxL3-AdvEnterpriseK9-M2_157_3_May_2018.bin | 15.7(3)M2 | Stable, proven | | Cisco IOSv | 15.8+ | KVM-based, more features |
The binary file type was confirmed through analysis as ELF 32-bit LSB executable, Intel 80386, dynamically linked . This indicates: I86bi-linux-l3-adventerprisek9-ms.155-2.t.bin
: This is strictly an L3 (Layer 3) image. While you can technically force some switching commands by adding switchport modules, it does not reliably support advanced spanning-tree features, private VLANs, or EtherChannel guard configurations. For full switching topologies, engineers must pair this image with a dedicated Layer 2 IOL image (typically designated as i86bi-linux-l2-* ). | Image | Version | Key Features |
license file, along with proper x86-based emulation on modern hardware. For a guide on adding this image to GNS3, see ncpnetwork.com GNS3 VM on VMware Fusion tech preview for M1 #3261 For full switching topologies, engineers must pair this